SI

Shigeyuki Itoh

HI Hitachi: 6 patents #97 of 3,950Top 3%
HS Hitachi Video And Information Systems: 3 patents #5 of 66Top 8%
Overall (2002): #3,602 of 266,432Top 2%
7
Patents 2002

Issued Patents 2002

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6490010 AFC circuit, carrier recovery circuit and receiver device capable of regenerating a carrier reliably even at the time of low C/N ratio Kazuhiko Shibuya, Junji Kumada, Yuichi Iwadate, Hiroyuki Hamazumi, Toshihiro Nomoto +8 more 2002-12-03
6454164 Pocket-size information transfer apparatus having dual IC card insertion slots and IC card using the same Manabu Wakabayashi, Yuhei Abe, Kaoru Harada, Atsuhiko Urushihara 2002-09-24
6425522 IC card information processing system, and apparatus and cards for the same Kenji Matsumoto, Yutaka Takami, Masayuki Inoue, Koichi Yoneta, Tetsuharu Inamitsu +1 more 2002-07-30
6382505 Electronic purse Yutaka Takami, Kenji Matsumoto, Masayuki Inoue 2002-05-07
6367696 IC card processing device, automatic vending device, and selling method Tetsuharu Inamitsu, Masayuki Inoue, Koichi Yoneta, Yutaka Takami, Kenji Matsumoto 2002-04-09
6359699 IC card processing system and processing method Koichi Yoneta, Masayuki Inoue, Tetsuharu Inamitsu, Yutaka Takami, Kenji Matsumoto 2002-03-19
6345263 Electronic purse application system and method thereof Kenji Matsumoto, Yutaka Takami, Masayuki Inoue, Iwao Aizawa 2002-02-05